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spapr: introduce a spapr_irq_init() routine

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Initialize the MSI bitmap from it as this will be necessary for the
sPAPR IRQ backend for XIVE.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Cédric Le Goater 2018-12-06 00:22:27 +01:00 • committed by David Gibson
parent 482969d680
commit fab397d84a
3 changed files with 13 additions and 6 deletions
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include/hw/ppc/spapr_irq.h
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@ -43,6 +43,7 @@ typedef struct sPAPRIrq {
extern sPAPRIrq spapr_irq_xics;
extern sPAPRIrq spapr_irq_xics_legacy;
void spapr_irq_init(sPAPRMachineState *spapr, Error **errp);
int spapr_irq_claim(sPAPRMachineState *spapr, int irq, bool lsi, Error **errp);
void spapr_irq_free(sPAPRMachineState *spapr, int irq, int num);
qemu_irq spapr_qirq(sPAPRMachineState *spapr, int irq);